The following requirements apply for a qualified educational assistance plan:
- The employer must provide a written plan.
- The plan can’t offer other benefits besides education.
- The employee can’t receive more than $5,250 per year from all employers combined.
- The plan must not favor highly compensated employees (for 2020, that means those earning more than $130,000 in total compensation).
You can find further details in the Educational Reimbursements and Allowances section of the IRS Publication of Fringe Benefits.